A.Changes direction clockwise,as from north to east,etc
B.Changes direction violently and erratically
C.Remains constant in direction and speed
D.Changes direction counterclockwise,as from south to east,etc
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A.Westerlies
B.Easterlies
C.Northerlies
D.Southerlies
A.The center of the storm will by-pass you
B.The storm will strike you on the starboard side
C.You are in the direct path of the storm and should take immediate steps to batten down loose gear
D.The storm is starting to break up
A.On the starboard quarter,hold course and make as much way as possible
B.2 points on the port quarter,and make as much way as possible
C.On the port bow,and make as much way as possible
D.Dead ahead and heave to
A.West or northwest
B.Northeast
C.Southeast
D.North
A.forest fires
B.smoke from industrial areas
C.dust or sand storms
D.water droplets with the relative humidity more than 95%
最新試題
When a hurricane passes into high latitudes over colder water and the source of heat is disrupted,the storm assumes the characteristics of().
Two well-developed high pressure areas may be separated by a().
What kind of pressure systems travel in easterly waves().
Which condition indicates that you are in a hurricane’s dangerous semicircle in the Northern hemisphere().
Wen a hurricane passes over colder water or land and loses its tropical characteristics,the storm becomes a(n)().
The southeast trade winds actually blow toward the().
In the Northern Hemisphere,the right half of the storm is known as the dangerous semicircle because().
Steady precipitation is typical of().
When experiencing heavy winds,you should reef sails to().
Which of the following is not a wind().